81177450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{10211}}^1$

素因数の和:10279

約数の個数: 48

約数和(自身を含む): 205138656

約数和(自身を除く): 123961206

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 150, 159, 265, 318, 530, 795, 1325, 1590, 2650, 3975, 7950, 10211, 20422, 30633, 51055, 61266, 102110, 153165, 255275, 306330, 510550, 541183, 765825, 1082366, 1531650, 1623549, 2705915, 3247098, 5411830, 8117745, 13529575, 16235490, 27059150, 40588725, 81177450]

約数ペア:

[(1, 81177450), (2, 40588725), (3, 27059150), (5, 16235490), (6, 13529575), (10, 8117745), (15, 5411830), (25, 3247098), (30, 2705915), (50, 1623549), (53, 1531650), (75, 1082366), (106, 765825), (150, 541183), (159, 510550), (265, 306330), (318, 255275), (530, 153165), (795, 102110), (1325, 61266), (1590, 51055), (2650, 30633), (3975, 20422), (7950, 10211)]